MRNS

Marinus Pharmaceuticals, Inc
MRNS

Overview Fund Activity
Delisted

MRNS was delisted on the 10th of February, 2025.

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82 hedge funds and large institutions have $362M invested in Marinus Pharmaceuticals, Inc in 2021 Q3 according to their latest regulatory filings, with 10 funds opening new positions, 20 increasing their positions, 23 reducing their positions, and 8 closing their positions.

Holders
82
Holders Change
+2
Holders Change %
+2.5%
% of All Funds
1.44%
Holding in Top 10
1
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-80%
% of All Funds
0.02%
New
10
Increased
20
Reduced
23
Closed
8
Calls
$3.35M
Puts
$5.66M
Net Calls
-$2.32M
Net Calls Change
+$96K

Top Buyers

1
JG
1
Jefferies Group
New York
$5M
2
Bank of Montreal
2
Bank of Montreal
Ontario, Canada
$4.79M
3
SCM
3
Suvretta Capital Management
New York
$25M
4
KPWS
4
Kestra Private Wealth Services
Texas
$2.28M
5
JPMorgan Chase & Co
5
JPMorgan Chase & Co
New York
$3.55M

Top Sellers

1
SAM
1
Scion Asset Management
California
$0
2
Alyeska Investment Group
2
Alyeska Investment Group
Illinois
$0
3
SI
3
Sofinnova Investments
California
$1.9M
4
Citadel Advisors
4
Citadel Advisors
Florida
$585K
5
First Trust Advisors
5
First Trust Advisors
Illinois
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
California State Teachers Retirement System (CalSTRS)
51
California State Teachers Retirement System (CalSTRS)
California
$227K -$353K -30,987 -61%
Two Sigma Advisers
52
Two Sigma Advisers
New York
$207K -$739K -64,850 -78%
TI
53
Trexquant Investment
Connecticut
$193K +$193K +16,938 New
Citigroup
54
Citigroup
New York
$192K +$128K +11,234 +200%
State Board of Administration of Florida Retirement System
55
State Board of Administration of Florida Retirement System
Florida
$179K – – –
VOYA Investment Management
56
VOYA Investment Management
Georgia
$166K – – –
Invesco
57
Invesco
Georgia
$166K +$32.7K +2,889 +25%
Simplex Trading
58
Simplex Trading
Illinois
$153K -$3.74K -200 -2%
Los Angeles Capital Management
59
Los Angeles Capital Management
California
$145K -$374K -32,832 -72%
ProShare Advisors
60
ProShare Advisors
Maryland
$143K -$40.7K -3,584 -22%
MIM
61
MetLife Investment Management
New Jersey
$142K – – –
VEA
62
Virtus ETF Advisers
New York
$129K -$6.77K -595 -5%
Walleye Trading
63
Walleye Trading
New York
$83K +$83K +7,264 New
MLICM
64
Metropolitan Life Insurance Company (MetLife)
New York
$77.2K -$46.1K -4,049 -37%
Legal & General Group
65
Legal & General Group
United Kingdom
$44K – – –
Royal Bank of Canada
66
Royal Bank of Canada
Ontario, Canada
$38K +$8.23K +716 +28%
AIP
67
Ameritas Investment Partners
Nebraska
$33K – – –
VRM
68
Vectors Research Management
New York
$23K – – –
MAM
69
Meeder Asset Management
Ohio
$23K +$16.6K +1,490 +259%
TRCT
70
Tower Research Capital (TRC)
New York
$16K -$8.46K -754 -35%
CI Investments Inc
71
CI Investments Inc
Ontario, Canada
$14K +$14K +1,200 New
PCM
72
Penserra Capital Management
California
$9K – – –
CG
73
Cutler Group
California
$7K – – –
SOW
74
State of Wyoming
Wyoming
$7K +$6.04K +526 +626%
Osaic Holdings
75
Osaic Holdings
Arizona
$5K -$142K -13,250 -97%
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